内容正文:
Unit 3 The environment Reading 教学设计
I. Teaching Objectives
1. Knowledge Objectives
Students will understand the article about environmental problems (greenhouse effect, bad habits, deforestation), mastering vocabulary like atmosphere, pollution, deforestation.
Students will extract key details about environmental issues and solutions.
2. Ability Objectives
Improve reading skills: matching sentence halves, answering pre - reading questions, and comprehending text details.
Enhance critical thinking by discussing environmental problems and solutions.
3. Affective Objectives
Foster environmental awareness and responsibility.
Inspire action towards protecting the environment.
II. Language Knowledge
1. Key Vocabulary & Phrases
Environmental issues: greenhouse effect, pollution, deforestation, atmosphere.
Solutions: recycle, green consumer, take action.
2. Key Sentence Patterns
“The atmosphere around the Earth is necessary for all living things.”
“Cutting down forests makes the greenhouse effect worse.”
3. Key and Challenging Points
Key Points: Comprehending environmental problems and their impacts.
Challenging Points: Understanding scientific terms (e.g., greenhouse effect) and analyzing solution effectiveness.
III. Teaching Procedures (Total Duration: 45 Minutes)
Step 1 Pre - reading (8 Minutes)
Activity: Activate environmental knowledge.
Show an image of the greenhouse effect and ask: “What do you know about environmental problems? Greenhouse effect? Pollution?”
Introduce the task: “Today, we’ll read about environmental problems and solutions—learn how to protect our planet!”
Step 2 While - reading (18 Minutes)
Activity 1: Match Sentence Halves (A1) (7 Minutes)
Students match greenhouse effect sentence halves (A1). Discuss answers, explaining scientific links (e.g., “Atmosphere controls heat from the Sun → greenhouse effect”).
Activity 2: Pre - read Questions (B) (6 Minutes)
Students answer pre - reading questions (B) by skimming the article’s title, intro, and sub - headings. Predict content (e.g., “Article about environmental problems and solutions”).
Activity 3: Vocabulary in Context (C) (5 Minutes)
Students complete vocabulary exercises (C), using context clues (e.g., “result in—because of the effect of”). Discuss answers to reinforce word meanings.
Step 3 Post - reading: Comprehension & Analysis (15 Minutes)
Activity 1: Replace Italicized Words (D1) (7 Minutes)
Students replace italicized words with article details (e.g., “it → our world; them → fuels like petrol and coal”).
Activity 2: Multiple - Choice Comprehension (D2) (5 Minutes)
Students answer multiple - choice questions (D2), extracting details (e.g., “More trees reduce CO₂ → less in atmosphere”).
Activity 3: Discuss Bad Habits (D3) (3 Minutes)
Groups discuss other pollution - causing habits (e.g., “Littering, wasting water, using plastic bags”).
Step 4 Summary & Homework (4 Minutes)
Summary (2 Minutes):
Recap environmental problems: greenhouse effect, bad habits, deforestation → solutions: recycle, green consumer, take action.
Homework (2 Minutes):
Write a short paragraph: “One Environmental Problem and Its Solution” (use 3 new vocabulary words).
Research one simple action to be a “green consumer” (e.g., using reusable bags).
IV. Assessment of Teaching Effectiveness
Check A1, B, C for accurate matching, pre - reading answers, and vocabulary use.
Evaluate D1, D2 for comprehension of text details.
Observe D3 discussions for critical analysis of environmental habits.
V. Design Purpose
Pre - reading: Activate environmental background knowledge, linking to the text’s theme.
While - reading: Focus on skill - building (matching, skimming, vocabulary) to understand the article.
Post - reading: Deepen comprehension with word replacement, multiple - choice, and habit discussion.
VI. Blackboard Design
Unit 3 Reading—Environmental Problems & Solutions
Greenhouse Effect Matching (A1):
Atmosphere → controls heat from Sun
Gases → cause greenhouse effect
Key Problems & Solutions:
Problems: greenhouse effect, bad habits (pollution), deforestation
Solutions: recycle, be green consumers, take action
Homework: Paragraph on “Problem & Solution” + green consumer action research!
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